libsodium/test/default/scalarmult5.c

#define TEST_NAME "scalarmult5"
#include "cmptest.h"

static unsigned char alicesk[32] = { 0x77, 0x07, 0x6d, 0x0a, 0x73, 0x18, 0xa5,
                                     0x7d, 0x3c, 0x16, 0xc1, 0x72, 0x51, 0xb2,
                                     0x66, 0x45, 0xdf, 0x4c, 0x2f, 0x87, 0xeb,
                                     0xc0, 0x99, 0x2a, 0xb1, 0x77, 0xfb, 0xa5,
                                     0x1d, 0xb9, 0x2c, 0x2a };

static unsigned char bobpk[32] = { 0xde, 0x9e, 0xdb, 0x7d, 0x7b, 0x7d, 0xc1,
                                   0xb4, 0xd3, 0x5b, 0x61, 0xc2, 0xec, 0xe4,
                                   0x35, 0x37, 0x3f, 0x83, 0x43, 0xc8, 0x5b,
                                   0x78, 0x67, 0x4d, 0xad, 0xfc, 0x7e, 0x14,
                                   0x6f, 0x88, 0x2b, 0x4f };

int
main(void)
{
    unsigned char k[32];
    char          hex[65];
    int           i;
    int           ret;

    ret = crypto_scalarmult(k, alicesk, bobpk);
    assert(ret == 0);
    sodium_bin2hex(hex, sizeof hex, k, sizeof k);
    printf("%s\n", hex);

    return 0;
}